| 发明名称 |
PROCESS FOR PRODUCING 5-HYDROXYBENZO[B]THIOPHENE-3-CARBOXYLIC ACID DERIVATIVES |
| 摘要 |
Benzothiophenic acid derivatives (see formula I) which are useful as startin g materials for producing drugs; and a process for producing 5-hydroxybenzo[b] - thiophene-3-carboxylic acid derivatives (see formula VI), which are specific PGD2 antagonists, by using the above derivatives (see formula I).
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| 申请公布号 |
CA2326419(A1) |
申请公布日期 |
1999.10.07 |
| 申请号 |
CA19992326419 |
申请日期 |
1999.03.30 |
| 申请人 |
SHIONOGI & CO., LTD. |
发明人 |
HIRAMATSU, YOSHIHARU;HONMA, TSUNETOSHI |
| 分类号 |
C07D333/64;C07D333/68;(IPC1-7):C07D333/68 |
主分类号 |
C07D333/64 |
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